code: def get_descriptor(self, data_path):
      return pyarrow.flight.FlightDescriptor.for_path(data_path)
  
file_path: TabPy/tests/integration/test_arrow_server.py
imports: import unittest
  import threading
  import _thread
  import pyarrow
  import os
  import pyarrow.csv
  from tabpy.tabpy_server.app.arrow_server import FlightServer
  import tabpy.tabpy_server.app.arrow_server
label_desc: Use image node_id 4 for calling the TestArrowServer obj's underlying member method code with example usage: obj.get_descriptor(data_path) and returns: pyarrow